Kombai Free Plan (300 credits per month, 150 on sign-up, 50 daily top-up)

Free plan, $0 per month: 300 credits per month, 150 credits granted on sign-up, plus a daily top-up of 50 credits (capped at 300); unused credits roll over at up to 0.5x

Official pricing page, Free card verbatim: "For hobbyists experimenting with ideas and building small projects. $0 /month. 300 credits / month · 150 credits on sign-up · 50 credits daily · Credit rollovers up to 0.5x". Feature comparison table: Total credits per month 300; Credits on sign-up 150; Daily credit top-up "50 credits / day (max 300)"; Credit rollover "Up to 0.5×"; seats 1. The Pro plan is $20 per month with 2,000 credits, and Team is $40 per user per month.

⚠️The official page does not say how many chats or lines of code one credit is worth, and the check marks for which models the Free plan can use are not readable in the page text. Sign-up method and whether a card is required were not verified by completing sign-up. Reachability from mainland China was not tested.